1 ###########################################################################
2 # Copyright 2015, 2016, 2017 IoT.bzh
4 # author: Fulup Ar Foll <fulup@iot.bzh>
6 # Licensed under the Apache License, Version 2.0 (the "License");
7 # you may not use this file except in compliance with the License.
8 # You may obtain a copy of the License at
10 # http://www.apache.org/licenses/LICENSE-2.0
12 # Unless required by applicable law or agreed to in writing, software
13 # distributed under the License is distributed on an "AS IS" BASIS,
14 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
15 # See the License for the specific language governing permissions and
16 # limitations under the License.
17 ###########################################################################
20 #--------------------------------------------------------------------------
22 # Do not change this cmake template
23 # Customise your preferences in "./etc/config.cmake"
24 #--------------------------------------------------------------------------
27 # Generic useful macro
28 # -----------------------
29 macro(PROJECT_TARGET_ADD TARGET_NAME)
30 set(PROJECT_TARGETS ${PROJECT_TARGETS} ${TARGET_NAME} CACHE INTERNAL PROJECT_TARGETS)
31 set(TARGET_NAME ${TARGET_NAME})
32 endmacro(PROJECT_TARGET_ADD)
34 macro(defstr name value)
35 add_definitions(-D${name}=${value})
38 macro(setc name value)
39 if(NOT DEFINED ${name})
41 endif(NOT DEFINED ${name})
44 macro(fill_include_dir path)
45 file(GLOB_RECURSE dirlist LIST_DIRECTORIES true "${path}/*")
46 foreach(filename ${dirlist})
47 if(IS_DIRECTORY ${filename})
48 include_directories(${filename})
49 endif(IS_DIRECTORY ${filename})
51 endmacro(fill_include_dir)
53 function(find_source_files path)
54 file(GLOB_RECURSE filelist "${path}/*.[cpx]")
55 foreach(filename ${filelist})
56 if(NOT ${filename} MATCHES ".*(test|example|sample).*")
57 string(APPEND sources "${filename};")
58 endif(NOT ${filename} MATCHES ".*(test|example|sample).*")
60 set(sources_files ${sources} PARENT_SCOPE)
61 endfunction(find_source_files)
63 CMAKE_MINIMUM_REQUIRED(VERSION 3.3)
64 setc(CMAKE_BUILD_TYPE Debug)
65 set(CMAKE_POSITION_INDEPENDENT_CODE ON)
68 # Compiler selection should append before project definition
69 # -----------------------------------------------------------
70 foreach (GCC_VERSION "6" "5")
71 execute_process(COMMAND gcc-${GCC_VERSION} -dumpversion RESULT_VARIABLE GCCRC OUTPUT_QUIET ERROR_QUIET)
73 set(CMAKE_C_COMPILER "gcc-${GCC_VERSION}")
74 set(CMAKE_CXX_COMPILER "g++-${GCC_VERSION}")
75 set(CMAKE_C_VERSION ${GCC_VERSION})
78 endforeach(GCC_VERSION)
80 # Include project configuration
81 # ------------------------------
82 include(${CMAKE_CURRENT_SOURCE_DIR}/etc/config.cmake)
83 project(${NAME} VERSION ${VERSION})
84 setc(PROJECT_PRETTY_NAME "${PRETTY_NAME}")
85 setc(PROJECT_DESCRIPTION "${DESCRIPTION}")
86 setc(PROJECT_WGT_DIR "packaging/wgt")
87 setc(PROJECT_LIBDIR "libs")
88 setc(PROJECT_RESOURCES "data")
91 message(STATUS "Project=${PROJECT_NAME}/${VERSION}[${PRETTY_NAME} ${DESCRIPTION}]")
93 message(STATUS "gcc/g++ version-${CMAKE_C_VERSION}.x selected")
95 INCLUDE(FindPkgConfig)
96 INCLUDE(CheckIncludeFiles)
97 INCLUDE(CheckLibraryExists)
98 INCLUDE(GNUInstallDirs)
100 # Default compilation options
101 ############################################################################
102 link_libraries(-Wl,--as-needed -Wl,--gc-sections)
103 add_compile_options(-Wall -Wextra -Wconversion)
104 add_compile_options(-Wno-unused-parameter) # frankly not using a parameter does it care?
105 add_compile_options(-Wno-sign-compare -Wno-sign-conversion)
106 add_compile_options(-Werror=maybe-uninitialized)
107 add_compile_options(-Werror=implicit-function-declaration)
108 add_compile_options(-ffunction-sections -fdata-sections)
109 add_compile_options(-fPIC)
110 add_compile_options(-g)
112 setc(CMAKE_C_FLAGS_PROFILING "-g -O2 -pg -Wp,-U_FORTIFY_SOURCE")
113 setc(CMAKE_C_FLAGS_DEBUG "-g -O2 -ggdb -Wp,-U_FORTIFY_SOURCE")
114 setc(CMAKE_C_FLAGS_RELEASE "-O2")
115 setc(CMAKE_C_FLAGS_CCOV "-g -O2 --coverage")
116 setc(CMAKE_INSTALL_PREFIX "${CMAKE_SOURCE_DIR}/Install")
118 # (BUG!!!) as PKG_CONFIG_PATH does not work [should be en env variable]
119 setc(PKG_CONFIG_USE_CMAKE_PREFIX_PATH 1)
121 # Loop on required package and add options
122 foreach (PKG_CONFIG ${PKG_REQUIRED_LIST})
123 PKG_CHECK_MODULES(${PKG_CONFIG} REQUIRED ${PKG_CONFIG})
125 INCLUDE_DIRECTORIES(${${PKG_CONFIG}_INCLUDE_DIRS})
126 list (APPEND link_libraries ${${PKG_CONFIG}_LIBRARIES})
127 add_compile_options (${${PKG_CONFIG}_CFLAGS})
128 endforeach(PKG_CONFIG)
130 # Optional LibEfence Malloc debug library
131 IF(CMAKE_BUILD_TYPE MATCHES DEBUG)
132 CHECK_LIBRARY_EXISTS(efence malloc "" HAVE_LIBEFENCE)
134 MESSAGE(STATUS "Linking with ElectricFence for debugging purposes...")
135 SET(libefence_LIBRARIES "-lefence")
136 list (APPEND link_libraries libefence_LIBRARIES})
137 ENDIF(HAVE_LIBEFENCE)
138 ENDIF(CMAKE_BUILD_TYPE MATCHES DEBUG)
140 # set default include directories
141 INCLUDE_DIRECTORIES(${EXTRA_INCLUDE_DIRS})
143 # If no install dir try to guest some smart default
144 if(BINDINGS_INSTALL_PREFIX)
145 set(BINDINGS_INSTALL_DIR ${BINDINGS_INSTALL_PREFIX}/${PROJECT_NAME})
147 set(BINDINGS_INSTALL_DIR ${CMAKE_INSTALL_FULL_LIBDIR}/${PROJECT_NAME})
151 if(NOT BINDINGS_LINK_FLAG)
152 set(BINDINGS_LINK_FLAG "-Wl,--version-script=${CMAKE_SOURCE_DIR}/etc/export.map")
155 # Bindings to compile
156 # --------------------
157 file(GLOB filelist "[A-z]*")
158 foreach(filename ${filelist})
159 if(EXISTS "${filename}/CMakeLists.txt")
160 add_subdirectory(${filename})
161 endif(EXISTS "${filename}/CMakeLists.txt")
164 # Add a dummy target to enable global dependency order
165 # -----------------------------------------------------
166 if(EXTRA_DEPENDENCIES_ORDER)
167 set(DEPENDENCIES_TARGET ${PROJECT_NAME}_extra_dependencies)
168 add_custom_target(${DEPENDENCIES_TARGET} ALL
169 DEPENDS ${EXTRA_DEPENDENCY_ORDER}
173 # Cmake does not maintain targets list before 3.7
174 # -------------------------------------------------
175 if(${CMAKE_VERSION} VERSION_LESS 3.7)
176 set(GLOBAL_TARGET_LIST ${PROJECT_TARGETS})
178 get_property(GLOBAL_TARGET_LIST GLOBAL PROPERTY GlobalTargetList)
181 # Print developer helper message when everything is done
182 # -------------------------------------------------------
183 if(CLOSING_MESSAGE AND GLOBAL_TARGET_LIST)
184 add_custom_target(${PROJECT_NAME}_done ALL
185 DEPENDS ${DEPENDENCIES_TARGET} ${GLOBAL_TARGET_LIST}
186 COMMAND ${CMAKE_COMMAND} -E cmake_echo_color --cyan "++ ${CLOSING_MESSAGE}"